Dual chamber drinking cup



FIG. 1 is a front elevational view of a dual chamber drinking cupshowing our new design;

FIG. 2 is a side elevational view, the opposite side being a mirrorimage thereof;

FIG. 3 is a top plan view;

FIG. 4 is a bottom plan view; and,

FIG. 5 is a cross-sectional view thereof in stacked position.

The broken line showing of a lid in FIGS. 1 & 2 and support feet inFIGS. 1, 2, 4, and the second cup in FIG. 5, are for illustrativepurposes only and form no part of the claimed design.

The ornamental design for a "dual chamber drinking cup," as shown and described. 